A neutral atom of an element has 2 K, 8L and 5M electrons. Find out the following. (i) Atomic number of the element.

A neutral atom of an element has 2 K, 8L and 5M electrons. Find out th

1.	A neutral atom of an element has 2 K, 8L and 5M electrons. Find out the following. (i) Atomic number of the element.
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :The electronic configuration of the element with 2K, <a href="https://interviewquestions.tuteehub.com/tag/8l-340089" style="font-weight:bold;" target="_blank" title="Click to know more about 8L">8L</a> and 5M electrons will be <br/> `1s^2 2s^2 2p_x^2 2p_y^2 2p_z^2 3s^2 3p_x^1 3p_x^1 p_y^1 3p_z^1` <br/> Total <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> of electrons = `2 + 8 + 5 = 15` <br/> `:.` <a href="https://interviewquestions.tuteehub.com/tag/atomic-2477" style="font-weight:bold;" target="_blank" title="Click to know more about ATOMIC">ATOMIC</a> number of the element = 15.</body></html>